GitLab

- Modify `ListenerWaf` struct to use single `HostsAndPort` field instead of separate `Hosts` and `Port`
- Update `EnableListenerWafsReq` to use `ListenerWaf` slice for listeners
- Change `waf_services` table migration to use `BIGINT` and `AUTO_INCREMENT`
- Adjust `EnableListenerWafs` method to parse new listener format
- Add logging for listener name during WAF configuration

- Modified SQL migration to add 'hosts' column to gateway_listeners table
- Updated model, service, and controller to support hosts in gateway listener operations
- Added new GetWafGatewayInfo method to retrieve WAF gateway information
- Refactored WAF service methods to handle hosts and improve flexibility